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Running
on
Zero
import ffmpeg | |
import numpy as np | |
# import praatio | |
# import praatio.praat_scripts | |
import os | |
import sys | |
import random | |
import csv | |
platform_stft_mapping = { | |
"linux": "stftpitchshift", | |
"darwin": "stftpitchshift", | |
"win32": "stftpitchshift.exe", | |
} | |
stft = platform_stft_mapping.get(sys.platform) | |
# praatEXE = join('.',os.path.abspath(os.getcwd()) + r"\Praat.exe") | |
def CSVutil(file, rw, type, *args): | |
if type == "formanting": | |
if rw == "r": | |
with open(file) as fileCSVread: | |
csv_reader = list(csv.reader(fileCSVread)) | |
return ( | |
(csv_reader[0][0], csv_reader[0][1], csv_reader[0][2]) | |
if csv_reader is not None | |
else (lambda: exec('raise ValueError("No data")'))() | |
) | |
else: | |
if args: | |
doformnt = args[0] | |
else: | |
doformnt = False | |
qfr = args[1] if len(args) > 1 else 1.0 | |
tmb = args[2] if len(args) > 2 else 1.0 | |
with open(file, rw, newline="") as fileCSVwrite: | |
csv_writer = csv.writer(fileCSVwrite, delimiter=",") | |
csv_writer.writerow([doformnt, qfr, tmb]) | |
elif type == "stop": | |
stop = args[0] if args else False | |
with open(file, rw, newline="") as fileCSVwrite: | |
csv_writer = csv.writer(fileCSVwrite, delimiter=",") | |
csv_writer.writerow([stop]) | |
def load_audio(file, sr, DoFormant, Quefrency, Timbre): | |
converted = False | |
DoFormant, Quefrency, Timbre = CSVutil("csvdb/formanting.csv", "r", "formanting") | |
try: | |
# https://github.com/openai/whisper/blob/main/whisper/audio.py#L26 | |
# This launches a subprocess to decode audio while down-mixing and resampling as necessary. | |
# Requires the ffmpeg CLI and `ffmpeg-python` package to be installed. | |
file = ( | |
file.strip(" ").strip('"').strip("\n").strip('"').strip(" ") | |
) # 防止小白拷路径头尾带了空格和"和回车 | |
file_formanted = file.strip(" ").strip('"').strip("\n").strip('"').strip(" ") | |
# print(f"dofor={bool(DoFormant)} timbr={Timbre} quef={Quefrency}\n") | |
if ( | |
lambda DoFormant: True | |
if DoFormant.lower() == "true" | |
else (False if DoFormant.lower() == "false" else DoFormant) | |
)(DoFormant): | |
numerator = round(random.uniform(1, 4), 4) | |
# os.system(f"stftpitchshift -i {file} -q {Quefrency} -t {Timbre} -o {file_formanted}") | |
# print('stftpitchshift -i "%s" -p 1.0 --rms -w 128 -v 8 -q %s -t %s -o "%s"' % (file, Quefrency, Timbre, file_formanted)) | |
if not file.endswith(".wav"): | |
if not os.path.isfile(f"{file_formanted}.wav"): | |
converted = True | |
# print(f"\nfile = {file}\n") | |
# print(f"\nfile_formanted = {file_formanted}\n") | |
converting = ( | |
ffmpeg.input(file_formanted, threads=0) | |
.output(f"{file_formanted}.wav") | |
.run( | |
cmd=["ffmpeg", "-nostdin"], | |
capture_stdout=True, | |
capture_stderr=True, | |
) | |
) | |
else: | |
pass | |
file_formanted = ( | |
f"{file_formanted}.wav" | |
if not file_formanted.endswith(".wav") | |
else file_formanted | |
) | |
print(f" · Formanting {file_formanted}...\n") | |
os.system( | |
'%s -i "%s" -q "%s" -t "%s" -o "%sFORMANTED_%s.wav"' | |
% ( | |
stft, | |
file_formanted, | |
Quefrency, | |
Timbre, | |
file_formanted, | |
str(numerator), | |
) | |
) | |
print(f" · Formanted {file_formanted}!\n") | |
# filepraat = (os.path.abspath(os.getcwd()) + '\\' + file).replace('/','\\') | |
# file_formantedpraat = ('"' + os.path.abspath(os.getcwd()) + '/' + 'formanted'.join(file_formanted) + '"').replace('/','\\') | |
# print("%sFORMANTED_%s.wav" % (file_formanted, str(numerator))) | |
out, _ = ( | |
ffmpeg.input( | |
"%sFORMANTED_%s.wav" % (file_formanted, str(numerator)), threads=0 | |
) | |
.output("-", format="f32le", acodec="pcm_f32le", ac=1, ar=sr) | |
.run( | |
cmd=["ffmpeg", "-nostdin"], capture_stdout=True, capture_stderr=True | |
) | |
) | |
try: | |
os.remove("%sFORMANTED_%s.wav" % (file_formanted, str(numerator))) | |
except Exception: | |
pass | |
print("couldn't remove formanted type of file") | |
else: | |
out, _ = ( | |
ffmpeg.input(file, threads=0) | |
.output("-", format="f32le", acodec="pcm_f32le", ac=1, ar=sr) | |
.run( | |
cmd=["ffmpeg", "-nostdin"], capture_stdout=True, capture_stderr=True | |
) | |
) | |
except Exception as e: | |
raise RuntimeError(f"Failed to load audio: {e}") | |
if converted: | |
try: | |
os.remove(file_formanted) | |
except Exception: | |
pass | |
print("couldn't remove converted type of file") | |
converted = False | |
return np.frombuffer(out, np.float32).flatten() | |